epanet-js
No installs. No forced cloud storage. Just fast, local-first water modeling — powered by the engine you already trust.
You shouldn't have to choose between speed, security, and affordability just to understand your water networks.


Beaucoup confondent encore aujourd'hui ces deux noms. Voici la clarification :
For those who have a valid perpetual license or subscription from the 14.5 era, follow these steps:
Le logiciel permet principalement aux ingénieurs et techniciens de :
Possibilité d'importer des fichiers au format DXF pour simplifier la modélisation. Guide de Configuration Rapide
Vous ne bénéficiez d'aucun correctif de bug ni des nouvelles normes de construction.
: Be cautious of websites offering "gratuit" (free) downloads of full commercial software versions. These are often unauthorized "cracked" versions that can contain malware or viruses . For a secure and legal installation, always use Autodesk's verified download portal.
Software piracy is illegal. Companies like Autodesk employ automated systems to detect unlicensed usage. If you are a student or a professional caught using pirated software:
ROBOT DDC 14.5 est une plateforme de contrôle et de diagnostic, tandis qu’Autodesk Robot Structural Analysis est un logiciel d’analyse structurelle BIM plus récent et toujours supporté.
No setup or downloads — just instant access right in your browser.
EPANET was a gift to the industry — free, open-source water modeling for all. But commercial vendors built on it, locked away improvements, and left the community behind.
epanet-js is our answer: a faster, simpler, affordable water modeling tool that protects your privacy and sustains the open-source future of water modeling.
We're proud to be part of the next chapter — and we're just getting started.

When you purchase more features in epanet-js, you're investing in the future of open-source EPANET development.
Our open-source model balances innovation and accessibility:
Anyone can build on our code. The two-year commercial-use delay gives us the incentive to keep pushing forward — and that fuels progress for everyone.
That means when you support us, you support more affordable hydraulic modeling software for the entire community.
Choose the plan that works for you
Individual named license
Floating shared license
Have questions? or book a call.
Available for non-commercial projects, learning, and student work. Telecharger Logiciel Robot Ddc 14.5 Gratuit
For curious minds and personal growth.
Free for students and teachers.
Find answers to common questions about epanet-js.
No install. No login. No cloud required.
Beaucoup confondent encore aujourd'hui ces deux noms. Voici la clarification :
For those who have a valid perpetual license or subscription from the 14.5 era, follow these steps:
Le logiciel permet principalement aux ingénieurs et techniciens de :
Possibilité d'importer des fichiers au format DXF pour simplifier la modélisation. Guide de Configuration Rapide
Vous ne bénéficiez d'aucun correctif de bug ni des nouvelles normes de construction.
: Be cautious of websites offering "gratuit" (free) downloads of full commercial software versions. These are often unauthorized "cracked" versions that can contain malware or viruses . For a secure and legal installation, always use Autodesk's verified download portal.
Software piracy is illegal. Companies like Autodesk employ automated systems to detect unlicensed usage. If you are a student or a professional caught using pirated software:
ROBOT DDC 14.5 est une plateforme de contrôle et de diagnostic, tandis qu’Autodesk Robot Structural Analysis est un logiciel d’analyse structurelle BIM plus récent et toujours supporté.
Simple, quick, and useful right out of the gate — designed to open-and-go.
Launch epanet-js now